1200W solar power supply works without bothering noise, no fuel or gasoline, it can safeguard you and your devices by over-voltage protection, over-current and over-temperature protection. The portable power station built-in a MPPT controller, you can use with confidence.One important advantage of LiFePO4 batteries over other lithium-ion batteries is thermal and chemical stability, which improves battery safety. The Lithium iron phosphate battery offer the portable power station 2000 cycles and more than 10 years battery health.